<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml"
      xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8"/>
    <title>Insert title here</title>
</head>
<body>
<form action="login" method="post">
    <p>姓名：<input type="text" name="username"/>
    </p>
    <p>密码：<input type="password" name="password"/>
    </p>
    <p><button>提交</button>
    </p>
</form>
</body>
</html>

